Manley baby valve mic, Microtek UM92.1 mic, Neumann U47 mic Neumann U67 mic, Quad II Vox AC10 + more. revered audiophile crown jewel, mullard gt britain ef86 (6267) w/ box, holographic warm linear sound reproduction.
eBay
8l/8k 9l/9l. full mutual conductance gm test + leak/short/gas/life/sound checks, nos pristine match: 102 % gm (65) (or 52+(30) via tv 7). this quite versatile warm classic, reproduces a smooth extended sound profile, reveals lush mids, and has a defined low-end.
eBay
5a/5a 0e/0f. full mutual conductance gm test + leak/short/gas/life/sound checks, nos pristine match: 106 % gm (65) (or 56+(30) via tv 7). this quite versatile warm classic, reproduces a smooth extended sound profile, reveals lush mids, and has a defined low-end.
eBay
Audiophile enthusiast sought after w/ incredible sound reproduction. gec has a long tenured history, w/ oems including marshall, military issue editions, and known for their kt 66 beam excellence. see our offical site for new arrivals, resere/request pricing options, limited runs.
eBay
eBay
Matched quad. Halo getter,17mm long plate. Tested on Roetest V10 & Rm1 tube testers made in Germany (10.5mA = 100%). Tube 1 : 10mA / 11mA. Tube 2 : 10mA / 10mA. Tube 3 : 10mA / 10.5mA.
eBay
Now you'll finally be able to use your low-output ribbon mics on quiet sources! The B12A Quad imparts a bold sonic assertiveness that beefs up any signal you pass through it.
eBay
Tone roller quad: 2x bendix dgetter 1950s, 1x cetron military floating halo getter, and 1x tungsol military floating halo getter. (the hard to find cetron and tungsol editions are rumored to have better treble, and known to be a touch juicier in tone).
eBay